Road Stream Crossing Site TBW_TBAP231

Thunder Bay River Watershed, Wolf Creek

Wolf Creek Road

Wilson Twp, Alpena County

Information collected by:

Site Location

GPS Coordinates: 44.95651 , -83.65872

T30N R7E Sec 32

Owned by Private

Fish Passability 1

Structure is NOT Perched

Total Erosion: 6.4752 tons/year

Severity: Severe

Year Inventoried: 2017

Site ID

Inlet

Outlet

Upstream Conditions

Downstream Conditions

Road Approach - Left

Crossing Information

Type of Crossing: Bridge

Structure Shape: Open Bottom Square/Rectangle

Inlet Type: Headwall

Outlet Type: At Stream Grade

Structure Material: Concrete

Structure Substrate: Mixture

General Conditions: Fair

Structure Interior: smooth

Dimensions of Structure: Length 30 ft. , Width 40 ft. , Height 11.4 ft.

Structure is NOT Perched

Structure Inlet

Water Depth: 2.9 ft.

Water Velocity*: 1.4 ft./sec.

Structure Outlet

Water Depth: 3.2 ft.

Water Velocity*: 1.2 ft./sec.

*Water Velocities were measured 1.5 ft. below Surface (with Meter)

Stream Information

Stream Flow: Less than Bankfull

Riffle Information

Water Depth: 2.1 ft.

Bankfull Width: 49 ft.

Wetted Width: 46 ft.

Water Velocity: 1.7 ft./sec. (Measured with Meter)

Dominant Substrate: Cobble

Road Information

Paved County Road

Road Condition: Fair

Road Width at Culvert: 25 ft.

Location of Low Point: At Stream

Runoff Path: Roadway

Fill Depth: 0 ft.

Slope: Vertical

Fill Depth: 0 ft.

Slope: Vertical

Approaches

Left Approach

Length: 1000 ft.

Slope: More Than 10%

Vegetation: Heavy

LS Factor: 5.785

Erosion: 4.781 tons/year

Right Approach

Length: 1000 ft.

Slope: 6% to 10%

Vegetation: Heavy

LS Factor: 2.05

Erosion: 1.6942 tons/year

Erosion Information

Total Erosion at Crossing: 6.4752 tons/year

Summary Information

Fish Passability 1

Fish Passage is an area of concern for this site. FAILED DAM DOWNSTREAM IS A FISH PASSAGE BARRIER

These non-native species were observerd at this site: Autumn Olive

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